What season is mold season?

Author: Theo Reinger IV  |  Last update: Sunday, February 15, 2026

Most outdoor molds are inactive during the winter, and are more active during the spring and fall as they thrive in moist environments and commonly grow on plants that the winter cold kills2. Indoor molds, meanwhile, can develop at any time of year in damp bathrooms, kitchens or basements2.

What time of year is mold highest?

First of all, mold loves moisture and high temperatures. That's why mold season in the US is considered early spring to mid-fall. In the spring, the weather starts to warm up, and there is more moisture in the air. Midsummer is the peak time for mold growth.

What season is mold worse?

Many people don't know that mold grows year-round, but it becomes more noticeable in the spring and summer. This is because mold loves moisture, and warm weather creates the perfect environment to grow. Here's what you need to know about mold season and how to keep mold at bay.

What is mold allergy season?

Outdoor molds often cause allergy symptoms in summer and fall. But they may be year-round in warmer, humid climates. Indoor molds may cause allergy symptoms year-round. Rarely, some people can have a more serious illness called allergic bronchopulmonary aspergillosis.

What are signs of mold sickness?

Although symptoms can vary, the most common symptoms seen in people exposed to mold indoors include:
  • Nasal and sinus congestion.
  • Eye irritation, such as itchy, red, watery eyes.
  • Wheezing and difficulty breathing.
  • Cough.
  • Throat irritation.
  • Skin irritation, such as a rash.
  • Headache.

Welcome to Indoor Allergy Season Part 1: Mold & Fungus

How to tell if your house is toxic?

If you suspect your asthma worsens or is more severe than usual, contact your doctor or medical professional.
  1. Bad Smells In The Home. When there's a bad smell in the home, you can tell. ...
  2. Peeling Wallpaper. ...
  3. Spots On The Wall. ...
  4. Bad Allergies Won't Go Away. ...
  5. Visible Mold Growth. ...
  6. Past Water Damage.

How to detox from mold?

To remove mold from your system, focus on strengthening your detox pathways. This includes taking supplements like glutathione, consuming antioxidant-rich foods, staying hydrated, and supporting gut health with probiotics. For more severe cases, consult a healthcare professional for personalized treatments.

How to detect mold in your house?

Here is a list of common places to check for signs of mold:
  1. Discolored areas on walls, ceilings, and moldings.
  2. Ventilation ducts and plumbing lines.
  3. Behind moist or peeling wallpaper.
  4. Carpeting and fabrics with recent water exposure.
  5. Around leaky windows, window frames, and the wallboard around windows.

What does a mold cough sound like?

The cough is typically dry and non-productive, meaning it doesn't bring up mucus. It is sometimes described as having a "barking" or "hacking" sound.

What is the best medicine for mold allergy?

Over-the-counter medication to alleviate mold allergy symptoms include antihistamines as the primary treatment. Antihistamines can be combined with intranasal corticosteroids or nasal decongestants to relieve symptoms, but will not cure an allergy.

How to stop mold in a house?

How to reduce condensation
  1. pull wardrobes and furniture away from walls, and keep tops of wardrobes clear, to allow air to circulate.
  2. close doors and open windows when cooking.
  3. keep lids on saucepans when cooking.
  4. keep bathroom doors closed when bathing, and open windows slightly afterwards.

Does mold get worse at night?

Mold spores count is highest at night, especially when it's foggy, damp or rainy. Upsetting these mold spores send them into the air, triggering an allergic reaction in people who have an allergy to mold.

Where is mold most likely to grow in house?

To prevent mold, toxic mold, and mildew, make sure you are inspecting these 14 places where mold can thrive in your home.
  • Basement. Your basement is likely the most common place where you will see mold. ...
  • Bathrooms. ...
  • Kitchen. ...
  • Attics. ...
  • Crawl Space. ...
  • Laundry Rooms. ...
  • Underneath Flooring. ...
  • Air Conditioners.

Does Zyrtec help mold allergies?

You can also try using antihistamine medications to help treat your mold allergy symptoms4. ZYRTEC®'s range of tablets, liquid gels, and product that combines decongestant with cetirizine, are designed to offer 24-hour relief from common allergens, including mold and mildew.

Will a dehumidifier help with mold?

Mould will easily grow and spread if the right conditions are present. So, dehumidifiers don't kill mould, but they can help to prevent it from growing inside your home by reducing humidity. However, the best way to deal with it is to get rid of its source.

What are the signs of mold sickness?

Signs and symptoms of allergic rhinitis caused by a mold allergy can include:
  • Sneezing.
  • Runny or stuffy nose.
  • Cough and postnasal drip.
  • Itchy eyes, nose and throat.
  • Watery eyes.
  • Dry, scaly skin.

Do air purifiers help with mold?

Mold is an obvious health risk in any home, but investing in an air purifier can help limit your exposure. The best among them will ideally offer HEPA-level filtration, with this level of filtration being able to trap up to 99.97% of airborne particles down to 0.3 microns in diameter.

What dissolves mold?

Chemical or Natural Mold Cleaners
  • Use undiluted white vinegar on hard surfaces in kitchens and baths. Apply it directly to the mold.
  • Make a bleach solution to kill mold. Mix one cup of bleach in a gallon of water. ...
  • Mix a 50/50 solution of ammonia and water. Spray on the surface.

How to tell if mold is behind walls?

How to Detect Mold in Walls
  1. Water stains.
  2. Dark rings.
  3. Discoloration.
  4. Deterioration like peeling, bubbling, or cracking of the paint or wallpaper.

How do I permanently get rid of mold in my house?

Spray the area with a mixture of water and vinegar - half water, half vinegar. Next, scrub to remove all traces of the mold. For removal of black and white mold, spray the area with the half water and half vinegar solution.

Does homeowners insurance cover mold?

Homeowners insurance doesn't usually cover mold damage or removal unless it's the result of a covered peril. If the mold in your residence was caused by something sudden or accidental, such as a bursting pipe or some other covered incident on your policy, you may be protected.

Can mold behind walls make you sick?

It irritates the nose and throat, which can lead to both sneezing and coughing as your body tries to get rid of the irritant. Inhaling mold spores can also trigger coughing in people with allergies or an asthma attack, for those with asthma.

Can mold affect your eyes?

In addition, mold exposure can irritate the eyes, skin, nose, throat, and lungs of both mold-allergic and non-allergic people. Symptoms other than the allergic and irritant types are not commonly reported as a result of inhaling mold. Research on mold and health effects is ongoing.

What does mold skin rash look like?

Patches of dry and scaly skin. Sensitivity. Discoloration (usually pink or red) Bumpy texture in the area of irritation.

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